Home / 79,059.47-109,104.66-45,067.34

Finding the Fourth Proportional to 79,059.47, 109,104.66 and 45,067.34

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Solution

The fourth proportional to 79,059.47, 109,104.66 and 45,067.34 is: 62,194.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,059.47 : 109,104.66 = 45,067.34 : x
  2. Step 2: Convert to fraction form
    79,059.47/109,104.66 = 45,067.34/x
  3. Step 3: Cross multiply
    79,059.47x = 109,104.66 × 45,067.34
  4. Step 4: Simplify right side
    79,059.47x = 4,917,056,502.42
  5. Step 5: Solve for x
    x = 4,917,056,502.42/79,059.47
  6. Step 6: Final answer
    x = 62,194.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.